Physics, 03.12.2019 22:31 xojade

Aphotographer uses his camera, whose lens has a 50 mm focal length, to focus on an object 2.5 m away. he then wants to take a picture of an object that is 50 cm away.

part a
in which direction must the lens move to focus on this second object?

part b
how far must the lens move to focus on this second object?

Answers: 3

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Aphotographer uses his camera, whose lens has a 50 mm focal length, to focus on an object 2.5 m away...